UD5 Toolkit
Chromatic Adaptation Demo - Online See Color Under Different Lights
Simulate how a palette looks under daylight, tungsten, or fluorescent light. Understand metamerism. For accurate color work.
CSS Filter Functions Playground - Online Visual Adjustments
CSS Filter Functions Playground
Adjust CSS filters visually and get clean, ready‑to‑use code.
Preview
Filters
Frequently Asked Questions
CSS filter functions let you apply visual effects like blur, brightness, or color shifting directly in the browser. They work on images, backgrounds, and any DOM element, and can be combined for powerful results.
Yes. All modern browsers support the standard
filter property, including Chrome, Firefox, Safari, and Edge. For IE, support is absent, but most projects have dropped IE support.Absolutely. You can stack as many as you like by space‑separating them inside the
filter property, e.g. filter: blur(2px) brightness(120%) saturate(150%);For static elements the impact is minimal. When combined with heavy animations or large images, browsers may need extra GPU work. Use
will-change: filter sparingly to help.filter applies effects to the element itself. backdrop-filter applies effects to the area behind the element, creating glass‑like overlays.Yes! CSS transitions and keyframe animations work with most filter functions, allowing smooth visual effects when values change.
Image Hue Shifter - Online Change Colors Easily
Rotate the hue of any image globally. Turn a red car blue instantly. Download the result. Works entirely in the browser.
CSS Box Reflect Generator - Online WebKit Mirror Effect
Create a reflection effect for images or text using box‑reflect. Adjust direction and offset. Copy the CSS.
BlurHash Generator & Preview - Online Placeholder Image
Upload an image and get its BlurHash string along with a tiny preview. Use for progressive loading. Pure JavaScript.
Animatable CSS Properties Cheatsheet - Online Reference
Search and filter all CSS properties that can be animated. See value types and example keyframes. Quick dev reference.
Image Vignette Effect - Online Darken Edges
Add a soft vignette to your photo. Control radius, darkness, and feathering. Creates a classic photographic look.
Noise Texture & Grain Generator - Online CSS Background
Generate a subtle noise/grain texture as a CSS background pattern. Adjust opacity and size. For that film look.
Touch Feedback Generator - Online Haptic & Visual Cue
Preview different touch feedback patterns (scale, color, ripple) for mobile buttons. Copy the CSS and HTML. Improve mobile UX.
Remove White Background - Online Make Transparent
Automatically remove white background from an image and make it transparent. Adjust tolerance. Save as PNG.
CSS Animation Generator - Online Keyframes & Transitions
Create CSS animations and transitions without coding. Define keyframes, easing, and duration. Copy the @keyframes and animation code instantly.
Animated Gradient CSS Generator - Online Moving Background
Create a looping animated gradient background with multiple color stops. Copy the complete CSS keyframes. Eye‑catching.
Gradient Match Game - Online Drag & Match Linear CSS
Recreate the target CSS linear gradient by adjusting stops and colors. A unique game for front‑end developers to master gradients.
Background‑Blend‑Mode Explorer - Online Layer Patterns
Stack multiple background images and blend them with colors. Create unique textures. Copy the CSS code instantly.
object‑fit & object‑position Demo - Online Image Scale Control
Try all object‑fit values (fill, contain, cover, scale‑down) on an image. Adjust object‑position. Copy the CSS.
Online Color Replacer – Pick & Swap Hue in Image
Select a color in an image and change it to another hue. Canvas‑based, local processing.
animation‑composition Demo - Online Blend Multiple Animations
See how `animation‑composition: replace, add, accumulate` works by layering animations on the same property. Understand the spec.
Emoji Background Pattern Generator - Online Repeat CSS
Select emojis and arrange them into a seamless tiling background. Copy the CSS data‑URI or download as image.
CSS Transform Origin Playground - Online Visual Pivot
Click on a box to set the transform‑origin point and see how rotations and scales change. Copy the CSS.
AI Background Remover (Local) - Online Remove Background Free
Automatically remove the background from any photo using a small on‑device AI model (WASM). No upload. Works offline.
Rendering Intent Hint Demo - Online content‑type CSS
Test how `content‑type: text/html` vs `content‑type: image/svg+xml` affects SVG rendering in the browser. Modern performance hint.
Star Trail Length Calculator – Online 500 Rule & More
Calculate maximum shutter speed before star trailing (NPF rule) and estimate trail length for creative effects.
Virtual Circular Slide Rule – Online E6B Style Calculator
Drag the virtual ring to perform multiplication, division, and unit conversions. Rediscover pre‑electronic calculator charm.
High Quality Video to GIF - Online Optimized Converter
Convert short video clips to GIFs with adjustable resolution, frame rate, and dithering. Preview before download. All local.
Bayes' Theorem Calculator - Online Probability Update Tool
Easily compute posterior probabilities given prior, likelihood, and marginal likelihood. Visual diagram. All local.
CSS 3D Transform Sandbox – Online Rotate Translate Preview
Adjust rotateX/Y/Z and translate to see a 3D box in real time. Copy optimized CSS transform.
Candle Making Calculator - Online Wax & Fragrance Ratio
Calculate the exact amount of wax and fragrance oil needed based on container volume and desired scent load. DIY candle crafting.
Dynamic Placeholder Image Service - Online Test Images
Generate dynamic placeholder images by specifying width, height, colors, and text. View instantly as a URL you can embed in mockups. Canvas-based.
Canvas Sprite Animation - Online Play Sprite Sheet
Load a sprite sheet, define frames, and play an animation on a canvas. Control frame rate and loop. Game dev tool.
Candle Making Calculator - Online Wax & Fragrance Oil Ratio
Calculate wax weight and fragrance oil needed for container candles. Adjust fragrance load %. Common wax types supported. Local helper.
JavaScript Regex Cheatsheet - Online Interactive Pattern Reference
Interactive cheatsheet for JavaScript regular expressions with live examples. Click any token to see its explanation and test it on sample text immediately.